package com.twarder.hibernate.dao;

import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.twarder.hibernate.pojo.Role;
import com.twarder.hibernate.pojo.Roledir;

/**
 * A data access object (DAO) providing persistence and search support for
 * Roledir entities. Transaction control of the save(), update() and delete()
 * operations can directly support Spring container-managed transactions or they
 * can be augmented to handle user-managed Spring transactions. Each of these
 * methods provides additional information for how to configure it for the
 * desired type of transaction control.
 * 
 * @see com.twarder.hibernate.pojo.Roledir
 * @author MyEclipse Persistence Tools
 */

public class RoledirDAO extends HibernateDaoSupport {
	private static final Log log = LogFactory.getLog(RoledirDAO.class);

	// property constants

	protected void initDao() {
		// do nothing
	}

	public void save(Roledir transientInstance) {
		log.debug("saving Roledir instance");
		try {
			getHibernateTemplate().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(Roledir persistentInstance) {
		log.debug("deleting Roledir instance");
		try {
			getHibernateTemplate().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public Roledir findById(java.lang.Integer id) {
		log.debug("getting Roledir instance with id: " + id);
		try {
			Roledir instance = (Roledir) getHibernateTemplate().get(
					"com.twarder.hibernate.pojo.Roledir", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(Roledir instance) {
		log.debug("finding Roledir instance by example");
		try {
			List results = getHibernateTemplate().findByExample(instance);
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding Roledir instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from Roledir as model where model."
					+ propertyName + "= ?";
			return getHibernateTemplate().find(queryString, value);
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findAll() {
		log.debug("finding all Roledir instances");
		try {
			String queryString = "from Roledir";
			return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public Roledir merge(Roledir detachedInstance) {
		log.debug("merging Roledir instance");
		try {
			Roledir result = (Roledir) getHibernateTemplate().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(Roledir instance) {
		log.debug("attaching dirty Roledir instance");
		try {
			getHibernateTemplate().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(Roledir instance) {
		log.debug("attaching clean Roledir instance");
		try {
			getHibernateTemplate().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public static RoledirDAO getFromApplicationContext(ApplicationContext ctx) {
		return (RoledirDAO) ctx.getBean("RoledirDAO");
	}
	public List findByRole(Role role)
	{
		try{
			String queryString="select rd from Roledir rd where rd.role=?";
			Session session=getHibernateTemplate().getSessionFactory().openSession();
			Transaction transaction=session.beginTransaction();
			Query query=session.createQuery(queryString );
			query.setParameter(0, role);
			List list=query.list();
			session.close();
			return list;
		}catch(RuntimeException re){
			log.error("find by property name failed",re);
			throw re;
		}	
	}
	public void deleteByRole(Role role)
	{
		try{
			String queryString="delete from Roledir rd where rd.role=?";
			Session session=getHibernateTemplate().getSessionFactory().openSession();
			Transaction transaction=session.beginTransaction();
			Query q = session.createQuery(queryString) ;      
	        q.setParameter(0, role) ;      
	        q.executeUpdate() ;      
	        transaction.commit() ;     
			session.close();
			
		}catch(RuntimeException re){
			log.error("find by property name failed",re);
			throw re;
		}	
	}
}